12 results about "Wireless bandwidth" patented technology

The invention belongs to the technical field of wireless communication and data transmission, and relates to a wireless communication data storage method and system, and the method comprises the steps: a transmitting end packages original service data into a structured data frame, generates an implicit integrity fingerprint, carries out the parametric coding of a key field through employing the fingerprint as an index, and carries out the storage of the key field; the coding field and the other plaintext fields are combined into a composite transmission frame, related data in a memory of a sending end are cleaned after sending, and a receiving end analyzes the received frame, reconstructs and verifies the implicit fingerprint and generates a trusted data packet; if the transmission or verification fails, directional decoding and verification are carried out on the retransmission data based on the confirmed fingerprint value, and an updated trusted data packet is generated; according to the method, the problems that the effective load rate is reduced due to the fact that an explicit check field must be added in a traditional scheme, the system stability risk is caused due to the fact that a sending end occupies a limited memory for a long time to support retransmission, and the wireless bandwidth and node power consumption extra burden is caused by a complete frame retransmission mode are solved.

The application relates to the field of somatic household robot communication and control, in particular to a wireless data processing method and device for a somatic household robot and a robot. In view of the problems that in existing robot communication, full-amount transmission of bus data leads to heavy burden of a wireless link, key data is difficult to be delivered in time, real-time performance and resource utilization are insufficient, a processing scheme is provided, in which intelligent forwarders collect communication total data on the robot side, and switch between full-amount forwarding and semantic filtering according to the state of the collected data; when semantic filtering, preset key data is extracted and sent to a target functional module. The scheme can reduce the occupation of wireless bandwidth by invalid or low-value data, improve the timeliness and reliability of key control and state information transmission, and enhance the communication flexibility and overall control efficiency in a dynamic deployment scene.

A wireless system as discussed herein includes a communication management resource configured to receive a message associated with usage of wireless bandwidth allocated for use by multiple wireless stations (such as a first wireless station and the second wireless station) communicating with each other in a network environment. In response to receiving the message, the communication management resource controls a power level of the first wireless station wirelessly transmitting communications to the second wireless station in the network environment. The power level can be controlled under different circumstances (such as increase in the magnitude of the wireless bandwidth, decrease in the magnitude of the wireless bandwidth, detection of interference, etc.) to maintain wireless connectivity between the first wireless station and the second wireless station.

The invention provides a vehicle log processing method and system and a storage medium, and the method comprises the steps: automatically generating a screening condition and a simplification processing script through a cloud end according to a specific fault, enabling a vehicle end to execute reversible multi-stage simplification processing operation based on the simplification script, and achieving the content-level recovery of a log in the cloud end through the combination of recovery auxiliary information, therefore, while the wireless bandwidth and the cloud storage space are remarkably reduced, the integrity, the structural consistency and the analyzability of the key logs are kept, and the method has a relatively good capability of reconstructing a fault occurrence environment.

Various methods and systems for haptic device managers and haptic device systems are disclosed herein. One aspect of the present application provides a haptic device manager comprising: a low power wireless transmitter; an input device; a display; and a controller configured to: receive a haptic sequence via an input device; receiving, via the input device, a wireless bandwidth of the low-power wireless transmitter; determining a timing message and a transmission frequency; determining a start delay; transmitting the haptic sequence and the timing message to the haptic device based on the transmission frequency; and after the first transmission of the haptic sequence and the timing message by the wireless transmitter, displaying a visual representation of the haptic sequence for initiating the initiation delay.

An electronic device includes a processor configured to execute instructions to: receive a request for wireless connection from a first device, identify a usage of a wireless bandwidth of the first device, determine whether a wireless connection to the first device is possible based on a remaining wireless bandwidth of the electronic device and the usage of the wireless bandwidth of the first device, direct a user interface to be provided to allow a user to select at least one other wireless device of one or more other wireless devices on which other device wireless connection will be released, from among the one or more other wireless devices that are already wirelessly-connected to the electronic device with the other device wireless connection, release the other device wireless connection to the at least one other wireless device that is selected, and establish the wireless connection to the first device.

The invention discloses a 3D content generation-oriented generative semantic communication system. The system comprises a sending end deployed at an edge device, a receiving end deployed at a cloud server, and a wireless channel connecting the sending end and the receiving end. The sending end is used for extracting visual semantic tokens from an input single two-dimensional image to form a visual semantic token sequence; mapping the visual semantic token sequence and the signal-to-noise ratio of the current wireless channel as input into a channel input symbol sequence for transmission; the receiving end is used for recovering the semantic token sequence from the received signal; generating a three-dimensional grid model by taking the recovered semantic token sequence as a condition; thereby, wireless bandwidth requirements are significantly reduced by transmitting compact visual semantic tokens rather than original data; an efficient self-adaptive transmission architecture based on structured state space duality is adopted, the parallel efficiency is improved while the linear calculation complexity is kept, and a channel self-adaptive state adjusting module is integrated to dynamically adapt to a time-varying channel.

This application discloses a generative semantic communication system for 3D content generation, comprising: a transmitter deployed on an edge device, a receiver deployed on a cloud server, and a wireless channel connecting the transmitter and receiver; the transmitter extracts visual semantic tokens from a single input 2D image to form a visual semantic token sequence; the visual semantic token sequence and the signal-to-noise ratio of the current wireless channel are used as input and mapped to a channel input symbol sequence for transmission; the receiver recovers the semantic token sequence from the received signal; and a 3D mesh model is generated based on the recovered semantic token sequence; thereby, by transmitting compact visual semantic tokens instead of raw data, the wireless bandwidth requirement is significantly reduced; an efficient adaptive transmission architecture based on structured state space duality is adopted, which improves parallel efficiency while maintaining linear computational complexity, and integrates a channel adaptive state adjustment module to dynamically adapt to time-varying channels.

The invention relates to the technical field of displacement measurement, and discloses a wireless transmission grating reading head based on a flexible circuit, which comprises a front-end sensing part, a flexible transmission part and a rear-end main control processing part. The front end is integrated with a high-power LED photoelectric sensor and an inertial measurement unit, is connected with the rear end through a flexible wire harness, and can transmit analog photoelectric signals and digital attitude signals at the same time, and the rear end high-performance MCU executes multi-source signal synchronous acquisition, calculates an inclination angle by using inertial data so as to perform Abbe error dynamic compensation and generate a correction displacement value; meanwhile, on the basis of a Kalman filtering model and a dynamic threshold judgment mechanism, an inertial parameter compressed packet or a full-amount correction data packet is adaptively selected to be sent according to an observation residual error. According to the invention, a flexible structure is utilized to break through the limitation of a traditional rigid cable, the problems of narrow space installation, cable mechanical damping interference and dynamic attitude error correction are solved, and the wireless bandwidth occupation is reduced while the measurement precision is ensured.

A system and method are disclosed for authenticating and authorizing access to and accounting for consumption of bandwidth for IPv6 connectivity to the Internet over Wireless Access Vehicular Environment (WAVE) service channels by client devices using an Authentication, Authorization and Accounting (AAA) server. The AAA server authenticates and authorizes client devices to access WAVE service channels, and accounts for bandwidth consumption by the client devices using WAVE service channels to access the Internet. The AAA server enables an RSU infrastructure operator to quantify wireless bandwidth consumption by in-vehicle devices using the WAVE Service Channels, on a per-device basis.

The application discloses a multimedia bandwidth wireless transmission method, system, device and storage medium, wherein the method comprises the following steps: acquiring current transmission multimedia data; when the video multimedia data is acquired, acquiring the current transmission GOP group of the video multimedia data, judging the transmission process to reach the adjustment node according to the current transmission GOP group, acquiring the current code rate of the transmission process and setting the code rate; when the video multimedia data does not belong to a static picture, adjusting the current code rate to obtain the current updated code rate; corresponding adjustment information is generated, the application code rate is generated according to the adjustment information, and the application code rate is used as the transmission code rate of the transmission process. The application can improve the multimedia interaction quality by using the wireless bandwidth, and can not accumulate too much cache delay in the process of playing the multimedia data.